Cobban, William A.
A new ammonite from Upper Cretaceus of Kansas - Washington, D.C. U.S. Geological Survey 1987 - pp. B1-B3
Titulo del numero 1690: Shorter contributions to paleontology and stratigraphy.
AMMONOIDEA
CRETACEO
ESTADOS UNIDOS
A new ammonite from Upper Cretaceus of Kansas - Washington, D.C. U.S. Geological Survey 1987 - pp. B1-B3
Titulo del numero 1690: Shorter contributions to paleontology and stratigraphy.
AMMONOIDEA
CRETACEO
ESTADOS UNIDOS